21=24-5(3-5w)

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Solution for 21=24-5(3-5w) equation:


Simplifying
21 = 24 + -5(3 + -5w)
21 = 24 + (3 * -5 + -5w * -5)
21 = 24 + (-15 + 25w)

Combine like terms: 24 + -15 = 9
21 = 9 + 25w

Solving
21 = 9 + 25w

Solving for variable 'w'.

Move all terms containing w to the left, all other terms to the right.

Add '-25w' to each side of the equation.
21 + -25w = 9 + 25w + -25w

Combine like terms: 25w + -25w = 0
21 + -25w = 9 + 0
21 + -25w = 9

Add '-21' to each side of the equation.
21 + -21 + -25w = 9 + -21

Combine like terms: 21 + -21 = 0
0 + -25w = 9 + -21
-25w = 9 + -21

Combine like terms: 9 + -21 = -12
-25w = -12

Divide each side by '-25'.
w = 0.48

Simplifying
w = 0.48

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